Jan Warrer

Brødrene Dahl is Denmark's largest plumbing wholesaler. The company specializes in products and advice on plumbing, water & drainage, tools, pipes & valves, and climate solutions. Brødrene Dahl competence supplier and has 52 stores spread across the country and 8 Bath & Design shops. Moreover, the brothers Dahl a climate center in Horsens, where plumbing installers to educate themselves on the latest climate technologies. Dahl Brothers, together with the DIY chain, optimize the, rørvirksomheden Heradan and ventilation manufacturer Oland of Saint-Gobain Group, one of Europe's largest industrial groups in the production and distribution of building materials, glass and other specialty products.

Cembrit Holding A/S develops, manufactures and distributes fiber-cement products. The firm offers products for roofs and facings, internal cladding, and lining of ceilings and walls. Its products are used in the construction of residential houses, holiday cottages and trade, industry agricultural and public buildings. The company was founded in 1927 and is headquartered in Aalborg, Denmark.